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中国科学院
3 年
昆明植物所等在全球干旱指数和潜在蒸散空间数据库 ...
潜在蒸散(Potential evapotranspiration,PET)是衡量大气通过蒸散失去水分的能力,是蒸发和蒸腾两个过程的总和,两者的速率取决于太阳辐射、空气温度、相对湿度(即饱和水汽压差)、风速以及植物特性和种植方式。从农地到区域乃至全球尺度,基于潜在蒸散的度量和指数被广泛应用于农业和自然 ...
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